We hadn't met for 20 years, but I recognized her_____ I saw her.
---I think he is taking an active part in social work. ----I agree with you ________.
When a person is ________, talking with others often helps him feel better.
Now many people move into cities in order to have their children __________.
—Do you want tea or coffee? —________.I really don’t mind.
—Have you heard of the North Korea’s nuclear test? —Yes,________news came as________shock to me.